Gag is a device designed to prevent speech.

Gag or the acronym GAG may also refer to:

Humor

  • Gag cartoon, a one-panel comic that is usually intended to have ridiculous happenings
  • Yonkoma, a four panel form of Japanese gag comic strip
  • Gag gift, an informal term for a practical joke device
  • Visual gag, a comedian's term for a joke, a comedic sketch or routine, or the visible effect of a magical illusion
  • Running gag, a literary device that repeats in a certain work of literature
  • Gag order, a writ or court order taken out with an intent to prevent information or comment from being made public
  • Gag rule, a part of court proceedings and congressional proceedings

Physical objects

  • Gag (BDSM), used in BDSM activities
  • Gag bit, a type of bit used for strong horses
  • Gag (medical device), a device used by dentists, surgeons and veterinarians to hold the patient's mouth open
  • Jennings gag, a form of medical gag
  • Whitehead gag, a form of medical gag
  • Hallam gag, a form of medical gag
  • Wind gag, a woolly windscreen put round a microphone to stop it from picking up wind noise

Biology

  • Gag reflex, the feeling of choking or accompanying involuntary muscular contractions in the throat
  • Glycosaminoglycan (GAG), a polysaccharide that is part of connective tissue
  • Group-specific antigen, the genetic material that codes for the core structural proteins of a retrovirus
  • Gag grouper, a species of fish
  • GAG, one of two codons for glutamic acid

People

  • Anton Gag (1859–1908), painter
  • Andrei Gag (born 1991), Romanian athlete
  • Wanda Gág (1893–1946), children's book writer and illustrator

Music

  • Gestört aber GeiL, a German DJ duo from Erfurt
  • Gag (album), a 1984 album by Fad Gadget
  • Gagged (EP), a 2015 EP by Violet Chachki
  • "Gag" (song), a 2013 single by Gen Hoshino
  • "G.A.G.", a 2024 song by Stand Atlantic from Was Here

Other uses

  • gag, the ISO 639 code for the Gagauz language
  • Gag Island, one of the Raja Ampat Islands in Indonesia
  • Gage Airport in Gage, Oklahoma (IATA airport code GAG)
  • Gays Against Groomers, an American political organization
  • The Go-Ahead Group, a British transport company
  • Górniczy Agregat Gaśniczy (GAG), a jet engine unit used in mine fires
  • Grenfell Action Group, a residents' association at Grenfell Tower, London which caught fire
  • Gustav Adolf Grammar School, a school in Estonia
  • Grow a Garden, 2025 Roblox video game